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CATHETER-GUIDED REPLACEMENT VALVES APPARATUS AND METHODS

  • US 20160030171A1
  • Filed: 03/15/2014
  • Published: 02/04/2016
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. A bioprosthetic heart valve assembly having a geometric configuration for implantation in an annulus of the native heart valve comprising:

  • a. a tubular structure having an entry opening end and an exit opening at opposite ends thereof, wherein the tubular structure is comprised of an expandable stent structure comprised of a plurality of interconnected elements having a compressed configuration and an expanded configuration and wherein a plurality of the elements are comprised of winglets that extend away from the external circumferential surface of the stent in the expanded configuration;

    b. a biocompatible material covering a substantial portion of an inner annular region between the entry opening and the exit opening, andc. a value comprised of a plurality of leaflets capable of forming a fluid tight seal at the apposing edges thereof wherein the circumference of the plurality of leaflets together form a fluid tight seal about an interior of the valve assembly between the entry opening and the exit opening, wherein the tubular structure has a tapered diameter along a length thereof such that the entry opening and the exit opening have different diameters.

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